Which one of the following is the correct sequence in increasing complexity?

Consider the following cell types :

1. Monocyte

2. Chondrocyte

3. Basophil

4. Lymphocyte

How many of the above belong to animal cell types?

In the human digestive system, which one among the following is the role of the pancreas?

Consider the following statements :

1. DNA replication takes place when chromatin is opened up.

2. Chromatin organises itself into rod-shaped chromosomes before cell division.

3. Both prokaryotes and eukaryotes have the same process for cell division.

Which of the statements given above is/are correct?